全 文 ：武汉檀物学研究 2006，24(3)：213～214
Jourmd D， Wu~ut Botanical Research
毛尖金灰藓，中国苔藓志一新增补种
买买提明·苏来曼 2
(1．新疆大学生物科学与技术学院，乌鲁木齐 830046；2．广岛大学大学院理学研究科生物科学系，日本广岛 739-8526)
摘 要：在研究新疆地区苔藓时，发现了一灰藓科植物——毛尖金灰藓。作为对中国苔藓植物区系的增补，作者提
供了详细的描述和插图。
关键词：毛尖金灰藓；灰藓科；中国
中圈分类号：Q949．35 2 文献标识码：A 文章编号：1000—470X(2006)03—0213—02
steerei(Ando et Higuchi)Ignatov(Musci：Hypnaceae)，
A New Addition to the Bryoflora of China
MAMTIMIN Sulayman ’
(1．Colege of哳 Sc／ence and Techno／ogy，X／nj／ang Un／xers／ty，Urumqi 830046，China；
2．Department of 昭 Z Science，Gin&rote School ofScience，Hiroshima University，Hiroehima 739—8526 ，Japan)
Abstract：In the past several years，the author studied the bryoflora of Xinjiang，Northwest China and in—
creased a series of new records there．Pylaisia steerei(Ando et Higuchi)Ignatov，as a new additon to the
Flora Bryophytorum Sinicorum was described an d illustrated．
Key words：Pylaisia steerei；Hypnaceae moss；China
In recent studies，a series moss lists of Xinjiang
were published by Zao J．一C．et a1．(1989)L1]，Tan et
a1．(1995) and Sulayman et a1．(2004，2005) 一引．
P)惋 steerei was discovered in the above colections
an d I recognize it as a new addition to the bryoflom of
China．In this paper，the describtion of P．steerei(Ando
et Hignchi)Ignatov is given as~lows．
毛尖金灰藓(图1)
steerei(Ando et Higuchi)Ignatov，
Arctoa 10：174．2001 L6 J；Arikawa
，Journ．Hato-
ri Bot．Lab．95：98，f．18．2004 (Fig．1)
Pylaisiela steerei Ando et Hign chi，Mere．New
York Bot．Gard．45：2l1．f．1—34．1987．
Plants slender，yelowish—green，slighfly shiny，in
smal mats．Stems prostrate，up to 2 —3 cm long，with·
out central stran d in CroSS section，epidermis consisting
of 3—4 layer thick—walled cels，medulary tissue thin—
waled．Bran ches short．Pseudoparaphylia foliose，den—
tate and long acuminate．Stem leaves(1．0—1．2)IDATI
X0．5 mm，concave，not plicate，margins plane，costa
short，double；median leaf cells narrowly lanceolate，
(40—60) x(4—5) m，alar cels quadrate．Auto·
icous．Inner pe rchaetial leaves oblong—lan ceolate，sud—
denly acute，concave．Setae up to 1．5 cm long．Cap—
sules oblong，erect，exostome teeth free，segments line—
ar—subulate， cila lineariform． Operculum conica1．
Spores 12—16 m in diameter，finely papilose．
Specimen examined China：Xinjiang Uyghur Au—
tonomous Region，Burgin Co．，Kana8 Natural Reserve，
M．Sulayman 6054(XJU，HIRO)．
This spe cies is very close to Pylaisia polyantha
(Hedw．)Grout，however the stem leaves and iner
pe richaetial bracts of this spe cies are wider than those
of the later one and its exostome teeth are equ al length
t}I the endostome ones．Nevertheless P．steerei(Ando
et Hignchi)Ignatov is a new addition to the Flora Bry-
ophywrum Sinicorum(Wu et Jia，2005)IS]．
收稿日期：2006-02—13，修回日期：2006-04—14。
基金项 目：教育部出国留学基金资助(This project was finacialy supported by the Ministzy 0fEducation for Chinese Scholars Studying Abroad)o
作者简介：买买提明 ·苏来曼(1964一)，男，维吾尔族，副教授，从事苔藓植物系统分类学研究。
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214 武 汉 植 物学 研 究 第24卷
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Sulayman 6054)
Fig．1 ~ta／s／a stcerei(Alldo et Hlguelfi)lgnatov
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